(From left) Dr Johnson LAU, Adjunct Professor of the Department of Applied Biology and Chemical Technology of PolyU; Prof. Manson FOK, Faculty of Medicine of Macau University of Science and Technology (M.U.S.T.); Prof. Alexander WAI, Deputy President and Provost of PolyU; and Prof. Kang ZHANG, Faculty of Medicine of M.U.S.T. introduce a new AI system for rapid and accurate diagnosis of COVID-19 pneumonia.